From: Atzm Watanabe <atzmism@gmail.com>
Date: Fri, 5 Aug 2022 09:48:25 +0000 (+0900)
Subject: ikev2: fix possible SEGV
X-Git-Tag: v23.02-rc0~93
X-Git-Url: https://gerrit.fd.io/r/gitweb?a=commitdiff_plain;h=138f65c5b7796c6401cde6ff92edc85f02c367a4;p=vpp.git

ikev2: fix possible SEGV

Type: fix
Signed-off-by: Atzm Watanabe <atzmism@gmail.com>
Change-Id: Icbd452b43ecaafe46def1276c98f7e8cbf761e51
---

diff --git a/src/plugins/ikev2/ikev2.c b/src/plugins/ikev2/ikev2.c
index f8b9c6fb04b..5c1aa58814e 100644
--- a/src/plugins/ikev2/ikev2.c
+++ b/src/plugins/ikev2/ikev2.c
@@ -3338,12 +3338,12 @@ ikev2_node_internal (vlib_main_t *vm, vlib_node_runtime_t *node,
 		  goto dispatch0;
 		}
 
-	      if (sa0->rekey)
+	      if (vec_len (sa0->rekey) > 0)
 		{
 		  if (!sa0->rekey[0].notify_type &&
 		      sa0->rekey[0].protocol_id != IKEV2_PROTOCOL_IKE)
 		    {
-		      if (sa0->childs)
+		      if (vec_len (sa0->childs) > 0)
 			ikev2_sa_free_all_child_sa (&sa0->childs);
 		      ikev2_child_sa_t *child;
 		      vec_add2 (sa0->childs, child, 1);
@@ -3372,7 +3372,7 @@ ikev2_node_internal (vlib_main_t *vm, vlib_node_runtime_t *node,
 						     1);
 		    }
 		}
-	      else if (sa0->new_child)
+	      else if (vec_len (sa0->new_child) > 0)
 		{
 		  ikev2_child_sa_t *c;
 		  vec_add2 (sa0->childs, c, 1);